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PHYS 183 (78)
Tracy Webb (34)
Lecture

Lecture 34

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Department
Physics
Course
PHYS 183
Professor
Tracy Webb
Semester
Winter

Description
Lecture 34: April 12 , 2013  the final will cover everything we have done in class  it will be the same format as the midterms and same difficulty, but approximately 100 questions (3x length of midterms)  Monday and Tuesday lectures are both cancelled  we talked about on Wednesday how the fate of the universe depends on the amount of dark matter  our universe appears to be an accelerating universe (it appears to be speeding up/expanding faster) due to something called dark energy  dark energy is also unknown stuff, but it is something that is causing the universe to accelerate even faster than it would be from the original explosion  evidence for the acceleration?  look-back time  the type of universe we live in changes the age of the universe we live in  if the universe accelerates and expands
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